Louise Millar is the auther of psychological thrillers Hidden Girl, Accidents Happen, The Playdate and most recently City of Strangers, a truly engrossing, original and satisfying read, Louise is the co-founder of crime writing collective Killer Women.

Helen Fitzgerald is a novelist, screenwriter and social worker. Her debut Dead Lovely was published in 2007 and her twelfth novel, her darkest to date, Viral is due in February. Described as 'domestic noir', Helen isn't afraid to tackle taboos and headline hitting issues exploring ordinary people facing moral dilemmas.

Tammy Cohen has written acclaimed novels about family fall-out including The Mistress's Revenge and Someone Else's Wedding. The Broken was her first psychological thriller. Her new book First One Missing is out now, a superbly taut and gripping thriller.

Louise Millar grew up in Scotland. She began her journalism career in music and film magazines, and was a senior commissioning editor at Marie Claire. She has written for the Guardian, Psychologies, Stella, the Independent, the Observer, The Times and Stylist. She is co-founder of the crime-writing collective killerwomen.org.